Connectivity

We will consider connectivity of home and organization LANs, mobile connectivity, and backbone networks.

Topic Assignment
Home connectivity
Hypothetical home network Cost of home information
Local area networks (LAN)  
Home LAN connectivity options Describe options
The importance of standards  
Units of measure for distance and speed  
Prefixes for counting large numbers  
Communication links Transmission speed
Video is demanding Home speed and storage
Common sense radio and WiFi  
Broadband connectivity options Clearwire
Fiber is the future  
How is the US doing?  
Speed testing services Home connection test
Communication satellites  
High altitude platforms  
US policy presentation  
US policy article  
Short overview article on US policy  
Mobile and portable connectivity
Fixed, mobile and portable connectivity  
Cellular telephony EVDO review
WiFi hotspots Philadelphia municipal netework
WiMAX  
Portable devices, innovation and form factors  
Portable wireless form factors  
Combination Wifi-cellular phone and service  
Now available in Japan  
Mobile access in business  
Smart radios  
Organization connectivity
CSUDH LAN  
Map of CalREN  
Los Angeles hub site  
Connected LANs  
CalREN hub sites  
Links to CalREN  
CSUDH traffic  
CSUDH traffic  
CSUDH traffic  
Organization connectivity options Fenwick and West mini case
Data centers and exchange points  
Mega data centers and electric power  
Server options  
Toward ubiquity -- small servers  
Backbone networks
Backbone overview -- good and bad news  
NSFNet, the first global backbone  
AT&T global backbone  
Verizon (ex-MCI, UUNET) global backbone  
Verizon (ex-MCI, UUNET) performance statistics  
Undersea cables  
Global Internet traffic -- University of Minnesota  
CAIDA  
Steadily improving performance -- global  
Steadily improving performance -- Ethernet links  
Internet Perils monitoring  
International bandwidth capacity  
Telegeography backone status and trends  
Comparative prices of international links  
Internet in developing nations Internet inequity
Global access gap